August in League City averages a daily high of 33.5°C with nights around 24.1°C. Expect roughly 10.5 wet days totalling 174.9mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit League City is February–May.
Based on HOUSTON NATIONAL WEATHER SERVICE OFFICE, TX US (4.1km), 1995–2024. 30 years of August data.